Science

Saturday, 15 November 2025
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Milky Way
The Milky Way is a barred spiral galaxy of type SBbc.
A bright band of stars, gas, and dust runs through the center of the galaxy (forming a bar), with ar ...
NASA
NASA officially opened on October 1st, 1958.
Graphene
Nowadays, scientists are interested in a single layer of graphite carbon atoms.
In graphite, each carbon atom is connected to three other atoms and all these bonds lie in one plane ...
Anorexia Nervosa
The history of anorexia begins with descriptions of religious fasts dating from the Hellenistic era to the medieval period.
Many famous historical figures are believed to have suffered from the disease, including Catherine of Siena, and Mary, Queen of Scots.
Ganymede
Ganymede orbits Jupiter at a distance of 1.070.400 kilometers. The complete orbit takes 7 days and 3 hours.
Mushrooms
Fungi live in symbiosis with microorganisms, higher plants (Embryophyte) and animals.
With many plants, they form mycorrhiza (symbiotic association of roots or seeds of vascular plants w ...
Earth
In terms of size, the Earth ranks fifth among the planets in the solar system.
The equatorial radius of the Earth is 6.378,137 km.
Fungi
You can pay a fortune for them.
The most valuable mushrooms are white truffles. PLN 330.000 ($82.130,96) was paid for a specimen weighing 1.5 kg.
Milky Way
The solar system is 27.000 light years away from the center of the Milky Way.
It is located on the inner side of the Orion Arm, one of at least four arms of the galaxy. Their exa ...
Anorexia Nervosa
According to the International Classification of Diseases ICD-10, there are several diagnostic criteria for anorexia.
Weight loss, leading to body weight at least 15 percent below normal for a given age and height Avo ...